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<html>
  <head>
    <meta name="viewport" content="width=device-width,height=device-height,user-scalable=no,maximum-scale=1.0,initial-scale=1.0" />
    <meta http-equiv="Content-type" content="text/html; charset=utf-8"> <!-- ISO-8859-1 -->
    <title>Cordova Mobile Spec</title>
    <link rel="stylesheet" href="../master.css" type="text/css" media="screen" title="no title" charset="utf-8">
    <script type="text/javascript" charset="utf-8" src="../cordova-incl.js"></script>

<script>
    var exec = cordova.require('cordova/exec'),
        deviceReady = false;

    function appLog(message) {
        if (window.console) {
            console.log(message);
        }
        if (typeof message != 'string') {
            message = JSON.stringify(message);
        }
        document.getElementById('app-logs').innerText += message + '\n';
    }

    function benchExec() {
        var echo = cordova.echo,
            startTime = +new Date,
            callCount = 0,
            durationMs = parseInt(document.getElementById('test-duration').value, 10) * 1000,
            payloadSize = (+document.getElementById('payload-size').value),
            payload = new ArrayBuffer(payloadSize);

        var payloadView = new Uint8Array(payload);
        for (var i=0; i<payloadView.length; i++) {
            payloadView[i] = i;
        }

        function compareArrayBuffers(arr1, arr2) {
            arr1 = new Uint8Array(arr1);
            arr2 = new Uint8Array(arr2);
            if (arr1.length != arr2.length)
                return false;
            for (var i = 0; i < arr1.length; ++i) {
                if (arr1[i] != arr2[i]) {
                    return false;
                }
            }
            return true;
        }

        function win(result) {
            callCount++;
            if (!compareArrayBuffers(result, payload)) {
                appLog('Wrong echo data!');
                return;
            }
            var elapsedMs = new Date - startTime;
            if (elapsedMs >= durationMs) {
                var callsPerSecond = callCount * 1000 / elapsedMs;
                appLog('Calls per second: ' + callsPerSecond);
                return;
            }
            echoMessage();
        }
        function fail() {
            appLog('Call failed!');
        }
        function echoMessage() {
            setTimeout(function() {
                echo(win, fail, payload);
            });
        }

        appLog('Started exec benchmark with payload length: ' + payloadView.length);
        echoMessage();
        setTimeout(function() {
            if (!callCount) {
                alert('Echo plugin did not respond');
            }
        }, 500);
    }

    document.addEventListener("deviceready", function() {
        deviceReady = true;
        appLog("Device = " + device.platform + " " + device.version);
    }, false);

    window.onload = function() {
        window.setTimeout(function() {
            if (!deviceReady) {
                alert("Error: Cordova did not initialize.  Demo will not run correctly.");
            }
        }, 1000);
    };

</script>

  </head>
  <body id="stage" class="theme">
    <h1>ArrayBuffer Benchmark</h1>
    <fieldset>
        <legend>Settings</legend>
        <label>Test Duration: <select id="test-duration"><option>1 Second</option><option>5 Seconds</option></select><br></label>
        <label>Payload size (in bytes) <input id="payload-size" value="1024" style="width:100px"></label><br>
        <button onclick="benchExec()">Benchmark exec</button><br>
    </fieldset>
    <h2>&nbsp</h2><a href="javascript:" class="backBtn" onclick="backHome();">Back</a><br>
    <div>Results:</div>
    <pre id="app-logs" style="white-space:pre-wrap;line-height:initial"></pre>
  </body>
</html>
